Describing the mechanism by which oxygen in the blood is detected

Hypoxia (oxygen deficiency), in addition to occurring in areas of considerable altitude, is a critical factor linked to various cardiopulmonary diseases of high morbidity and mortality in humans. The carotid body, a highly ...

Reliably measuring whether rivers or lakes run out of air

Wastewater carries large quantities of organic substances into the rivers and lakes, leading to heavy growth of bacteria and oxygen deficiency. Measurement methods have so far been incapable of measuring this organic pollution ...

Oxygen deficiency rewires mitochondria

Mitochondria burn oxygen and provide energy for the body. Cells lacking oxygen or nutrients have to change their energy supply quickly in order to keep growing. Scientists from the Max Planck Institute for Biology of Ageing ...

Toward a systems biology map of iron metabolism

Scientists at the Wake Forest University School of Medicine, the University of Manchester in the United Kingdom, and the Virginia Bioinformatics Institute at Virginia Tech have taken the first steps toward constructing a ...

The gene helping submerged plants

Climate change threatens plants as the risks of flooding increase. A new study from Stockholm University shows that special genes are key to keeping plants from withering, remaining healthy and resistant to a lack of oxygen ...

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